会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 3. 发明授权
    • Latente Zinn-Katalysatoren enthaltende Polyisocyanat-Zubereitungen, ihre Verwendung zur Herstellung von Polyurethankunststoffen und Umsetzungsprodukte von Sulfonylisocyanaten mit ausgewählten Zinnverbindungen
    • 含有钛催化剂的聚异氰酸酯组合物,它们在制备聚氨酯树脂和选择性锡化合物的异硫氰酸酯的反应产物中的用途
    • EP0232541B1
    • 1990-10-24
    • EP86117979.4
    • 1986-12-23
    • BAYER AG
    • Richter, Roland, Dr.Müller, Hanns Peter, Dr.Weber, Wilhelm, Dr.Hombach, Rudolf, Dr.Riberi, Bernd, Dr.Busch, Ralf, Dr.Metzinger, Hans-Gerd, Dr.
    • C07C263/18C07C265/00C08G18/70C08G18/24C07F7/22
    • C08G18/24C08G18/72
    • 1. Polyisocyanate preparations consisting of : a) at least one organic polyisocyanate, b) at least one reaction product of a sulfonyl isocyanate and an organic tin catalyst present in dissolved form in the polyisocyanate preparation and, optionally, c) auxiliaries and additives known per se from polyurethane chemistry, characterized in that component b) is selected from reaction products of sulfonyl isocyanates with organic compounds containing at least one tin alkoxy, tin siloxy, distannoxane and/or tin carboxylate group : (i) the quantitative ratio between the reactants being selected so that, for every tin-oxygen bond, there is at least one isocyanatosulfonyl group of the sulfonyl isocyanate ; (ii) the reaction taking place either in the absence of the polyisocyanate component a) with subsequent mixing of the reaction product with the polyisocyanate component a) or in the polyisocyanate component a) or in part of the polyisocyanate component a) with subsequent mixing with the remainder, an auxiliary solvent optionally being used in both cases ; (iii) the reaction of compounds containing tin alkoxy and/or tin siloxy groups taking place at temperatures below 100 degrees C ; (iv) the reaction of compounds containing distannoxane groups taking place at 20 degrees to 120 degrees C with elimination of carbon dioxide ; and (v) the reaction of compounds containing tin carboxy late groups taking place above 80 degrees to 160 degrees C with elimination of carbon dioxide.
    • 1.由以下物质组成的多异氰酸酯制剂:a)至少一种有机多异氰酸酯,b)在多异氰酸酯制剂中以溶解形式存在的磺酰基异氰酸酯和有机锡催化剂的至少一种反应产物,以及任选的c)每一种已知的助剂和添加剂 其特征在于组分b)选自磺酰基异氰酸酯与含有至少一个锡烷氧基,锡甲硅烷氧基,二锡氧烷和/或羧酸锡基团的有机化合物的反应产物:(i)反应物之间的定量比为 选择使得对于每个锡 - 氧键,存在至少一个磺酰基异氰酸酯的异氰酸酯基磺酰基; (ii)在不存在多异氰酸酯组分a)的情况下进行反应,随后将反应产物与多异氰酸酯组分a)或多异氰酸酯组分a)或部分多异氰酸酯组分a)混合,随后与 剩余部分,辅助溶剂任选在两种情况下使用; (iii)在低于100℃的温度下发生含有锡烷氧基和/或锡甲硅烷氧基的化合物的反应; (iv)在二至二十摄氏度发生的二锡氧烷基化合物与二氧化碳的消除反应; 和(v)在80摄氏度至160摄氏度发生的含有羧基羧基末端基团的化合物与二氧化碳的消除反应。